10818804520

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{265427}}^1$

素因数の和:266457

約数の個数: 32

約数和(自身を含む): 24366290400

約数和(自身を除く): 13547485880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 5095, 8152, 10190, 20380, 40760, 265427, 530854, 1061708, 1327135, 2123416, 2654270, 5308540, 10617080, 270470113, 540940226, 1081880452, 1352350565, 2163760904, 2704701130, 5409402260, 10818804520]

約数ペア:

[(1, 10818804520), (2, 5409402260), (4, 2704701130), (5, 2163760904), (8, 1352350565), (10, 1081880452), (20, 540940226), (40, 270470113), (1019, 10617080), (2038, 5308540), (4076, 2654270), (5095, 2123416), (8152, 1327135), (10190, 1061708), (20380, 530854), (40760, 265427)]